PEGASYSTEMS INC

Ticker: PEGA CUSIP: 705573103 Class: Common Stock

CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM's Holding History (CIK: 0001081019)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 87,869 Value ($000) $5,248 Avg Close $58.57 Range $51.28 - $68.10

Q3 2025

Shares 87,954 Value ($000) $5,057 Avg Close $55.10 Range $49.16 - $61.00

Q2 2025

Shares 87,950 Value ($000) $4,761 Avg Close $45.30 Range $29.84 - $55.00

Q1 2025

Shares 43,975 Value ($000) $3,057 Avg Close $44.23 Range $33.52 - $56.84

Q4 2024

Shares 40,093 Value ($000) $3,737 Avg Close $42.77 Range $34.34 - $48.97

Q3 2024

Shares 40,392 Value ($000) $2,952 Avg Close $32.93 Range $28.30 - $37.20

Q2 2024

Shares 41,148 Value ($000) $2,491 Avg Close $29.97 Range $27.27 - $32.28

Q1 2024

Shares 41,909 Value ($000) $2,709 Avg Close $28.07 Range $22.04 - $34.63

Q4 2023

Shares 44,021 Value ($000) $2,151 Avg Close $23.39 Range $18.83 - $27.00

Q3 2023

Shares 45,996 Value ($000) $1,997 Avg Close $24.47 Range $20.77 - $29.61

Q2 2023

Shares 50,353 Value ($000) $2,482 Avg Close $23.24 Range $20.73 - $25.86

Q1 2023

Shares 51,576 Value ($000) $2,500 Avg Close $21.06 Range $16.66 - $25.45

Q4 2022

Shares 52,229 Value ($000) $1,788 Avg Close $17.29 Range $14.53 - $19.96

Q3 2022

Shares 51,624 Value ($000) $1,659 Avg Close $20.33 Range $15.86 - $26.11

Q2 2022

Shares 52,668 Value ($000) $2,520 Avg Close $29.91 Range $18.25 - $41.16

Q1 2022

Shares 52,380 Value ($000) $4,224 Avg Close $44.86 Range $35.80 - $55.87

Q4 2021

Shares 56,780 Value ($000) $6,349 Avg Close $59.21 Range $50.60 - $65.88

Q3 2021

Shares 68,885 Value ($000) $8,755 Avg Close $66.53 Range $62.23 - $71.28

Q2 2021

Shares 70,921 Value ($000) $9,871 Avg Close $63.04 Range $57.17 - $71.83

Q1 2021

Shares 70,406 Value ($000) $8,050 Avg Close $65.38 Range $54.53 - $74.40

Q4 2020

Shares 70,905 Value ($000) $9,449 Avg Close $63.79 Range $56.38 - $70.44

Q3 2020

Shares 69,490 Value ($000) $8,411 Avg Close $57.50 Range $48.13 - $67.68

Q2 2020

Shares 67,707 Value ($000) $6,850 Avg Close $43.34 Range $30.07 - $50.70

Q1 2020

Shares 64,666 Value ($000) $4,606 Avg Close $41.96 Range $19.00 - $51.56

Q4 2019

Shares 66,369 Value ($000) $5,286 Avg Close $37.82 Range $33.72 - $39.91

Q3 2019

Shares 61,342 Value ($000) $4,174 Avg Close $36.16 Range $33.55 - $39.84

Q2 2019

Shares 60,615 Value ($000) $4,316 Avg Close $35.61 Range $32.72 - $38.24

Q1 2019

Shares 59,518 Value ($000) $3,869 Avg Close $29.49 Range $22.63 - $33.35

Q4 2018

Shares 59,249 Value ($000) $2,834 Avg Close $26.23 Range $21.61 - $31.98

Q3 2018

Shares 57,912 Value ($000) $3,625 Avg Close $30.25 Range $26.95 - $33.48

Q2 2018

Shares 57,933 Value ($000) $3,175 Avg Close $30.65 Range $26.60 - $33.98

Q1 2018

Shares 55,829 Value ($000) $3,386 Avg Close $27.01 Range $22.70 - $32.00

Q4 2017

Shares 57,786 Value ($000) $2,725 Avg Close $26.83 Range $23.10 - $30.43

Q3 2017

Shares 58,687 Value ($000) $3,383 Avg Close $28.93 Range $25.65 - $31.32

Q2 2017

Shares 64,921 Value ($000) $3,788 Avg Close $26.39 Range $21.38 - $32.42

Q1 2017

Shares 71,047 Value ($000) $3,115 Avg Close $20.26 Range $17.68 - $22.75

Q4 2016

Shares 74,347 Value ($000) $2,676 Avg Close $16.71 Range $14.21 - $18.55

Q3 2016

Shares 76,347 Value ($000) $2,251 Avg Close $13.56 Range $12.36 - $14.85

Q2 2016

Shares 75,647 Value ($000) $2,039 Avg Close $13.18 Range $12.05 - $14.52

Q1 2016

Shares 75,977 Value ($000) $1,928 Avg Close $12.00 Range $10.19 - $13.77

Q4 2015

Shares 66,293 Value ($000) $1,823 Avg Close $13.85 Range $12.02 - $15.12

Q3 2015

Shares 65,093 Value ($000) $1,602 Avg Close $12.37 Range $11.13 - $13.96

Q2 2015

Shares 65,293 Value ($000) $1,495 Avg Close $11.05 Range $10.32 - $12.04

Q1 2015

Shares 64,909 Value ($000) $1,412 Avg Close $10.33 Range $9.60 - $11.72

Q4 2014

Shares 65,709 Value ($000) $1,365 Avg Close $10.24 Range $9.23 - $10.97

Q3 2014

Shares 65,429 Value ($000) $1,250 Avg Close $10.79 Range $9.55 - $11.69

Q2 2014

Shares 64,758 Value ($000) $1,368 Avg Close $9.56 Range $7.75 - $10.89

Q1 2014

Shares 31,529 Value ($000) $1,114 Avg Close $10.79 Range $8.54 - $12.43

Q4 2013

Shares 31,529 Value ($000) $1,551 Avg Close $10.96 Range $9.20 - $12.88

Q3 2013

Shares 31,229 Value ($000) $1,243 Avg Close $9.14 Range $8.14 - $10.14

Q2 2013

Shares 30,337 Value ($000) $1,005 Avg Close $7.38 Range $6.12 - $8.39

Q1 2013

Shares 29,928 Value ($000) $840 Avg Close $6.42 Range $5.69 - $7.59

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	87,869	$5,248	$58.57	$51.28 - $68.10
Q3 2025	87,954	$5,057	$55.10	$49.16 - $61.00
Q2 2025	87,950	$4,761	$45.30	$29.84 - $55.00
Q1 2025	43,975	$3,057	$44.23	$33.52 - $56.84
Q4 2024	40,093	$3,737	$42.77	$34.34 - $48.97
Q3 2024	40,392	$2,952	$32.93	$28.30 - $37.20
Q2 2024	41,148	$2,491	$29.97	$27.27 - $32.28
Q1 2024	41,909	$2,709	$28.07	$22.04 - $34.63
Q4 2023	44,021	$2,151	$23.39	$18.83 - $27.00
Q3 2023	45,996	$1,997	$24.47	$20.77 - $29.61
Q2 2023	50,353	$2,482	$23.24	$20.73 - $25.86
Q1 2023	51,576	$2,500	$21.06	$16.66 - $25.45
Q4 2022	52,229	$1,788	$17.29	$14.53 - $19.96
Q3 2022	51,624	$1,659	$20.33	$15.86 - $26.11
Q2 2022	52,668	$2,520	$29.91	$18.25 - $41.16
Q1 2022	52,380	$4,224	$44.86	$35.80 - $55.87
Q4 2021	56,780	$6,349	$59.21	$50.60 - $65.88
Q3 2021	68,885	$8,755	$66.53	$62.23 - $71.28
Q2 2021	70,921	$9,871	$63.04	$57.17 - $71.83
Q1 2021	70,406	$8,050	$65.38	$54.53 - $74.40
Q4 2020	70,905	$9,449	$63.79	$56.38 - $70.44
Q3 2020	69,490	$8,411	$57.50	$48.13 - $67.68
Q2 2020	67,707	$6,850	$43.34	$30.07 - $50.70
Q1 2020	64,666	$4,606	$41.96	$19.00 - $51.56
Q4 2019	66,369	$5,286	$37.82	$33.72 - $39.91
Q3 2019	61,342	$4,174	$36.16	$33.55 - $39.84
Q2 2019	60,615	$4,316	$35.61	$32.72 - $38.24
Q1 2019	59,518	$3,869	$29.49	$22.63 - $33.35
Q4 2018	59,249	$2,834	$26.23	$21.61 - $31.98
Q3 2018	57,912	$3,625	$30.25	$26.95 - $33.48
Q2 2018	57,933	$3,175	$30.65	$26.60 - $33.98
Q1 2018	55,829	$3,386	$27.01	$22.70 - $32.00
Q4 2017	57,786	$2,725	$26.83	$23.10 - $30.43
Q3 2017	58,687	$3,383	$28.93	$25.65 - $31.32
Q2 2017	64,921	$3,788	$26.39	$21.38 - $32.42
Q1 2017	71,047	$3,115	$20.26	$17.68 - $22.75
Q4 2016	74,347	$2,676	$16.71	$14.21 - $18.55
Q3 2016	76,347	$2,251	$13.56	$12.36 - $14.85
Q2 2016	75,647	$2,039	$13.18	$12.05 - $14.52
Q1 2016	75,977	$1,928	$12.00	$10.19 - $13.77
Q4 2015	66,293	$1,823	$13.85	$12.02 - $15.12
Q3 2015	65,093	$1,602	$12.37	$11.13 - $13.96
Q2 2015	65,293	$1,495	$11.05	$10.32 - $12.04
Q1 2015	64,909	$1,412	$10.33	$9.60 - $11.72
Q4 2014	65,709	$1,365	$10.24	$9.23 - $10.97
Q3 2014	65,429	$1,250	$10.79	$9.55 - $11.69
Q2 2014	64,758	$1,368	$9.56	$7.75 - $10.89
Q1 2014	31,529	$1,114	$10.79	$8.54 - $12.43
Q4 2013	31,529	$1,551	$10.96	$9.20 - $12.88
Q3 2013	31,229	$1,243	$9.14	$8.14 - $10.14
Q2 2013	30,337	$1,005	$7.38	$6.12 - $8.39
Q1 2013	29,928	$840	$6.42	$5.69 - $7.59